TCS Company Numerical Ability Area and Volume

a property was originally on a 99 years lease and two thirds of the time passed is equal to the four fifth of the time to come.how many years are there to go.

a) 45
b) 50
c) 60
d) 55

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TCS Other Question

in how many different ways can the letters of the word "LEADING" be arranged in such a way that the vowels always come together.

a) 360
b) 720
c) 480
d) 5040
A is 20 percent more efficient then b.if the two person can complete a piece of work in 60 days.in how many days.A working alone can complete the work

a) 80
b) 90
c) 100
d) 110